3876566887 has 2 divisors, whose sum is σ = 3876566888. Its totient is φ = 3876566886.

The previous prime is 3876566839. The next prime is 3876566891. The reversal of 3876566887 is 7886656783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3876566887 - 2¹⁵ = 3876534119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3876566807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938283443 + 1938283444.

It is an arithmetic number, because the mean of its divisors is an integer number (1938283444).

Almost surely, 2^3876566887 is an apocalyptic number.

3876566887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3876566887 is an equidigital number, since it uses as much as digits as its factorization.

3876566887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81285120, while the sum is 64.

The square root of 3876566887 is about 62262.0822571812. The cubic root of 3876566887 is about 1570.9020046995.

The spelling of 3876566887 in words is "three billion, eight hundred seventy-six million, five hundred sixty-six thousand, eight hundred eighty-seven".